Cell Envelope of a Bacterial Cell

Q. Select the correct sequence of prokaryotic cell envelope from the outermost to the innermost layer.

1. Cell membrane $\to$ Cell wall $\to$ Glycocalyx
2. Cell wall$\to$ Cell membrane $\to$ Glycocalyx
3. Glycocalyx $\to$ Cell wall $\to$ Cell membrane
4. Glycocalyx $\to$ Cell membrane $\to$ Cell wall

Q.

................ is present in the cell wall of bacteria.

1. Glycogen

2. glucose

3. lipid

4. Peptidoglycan

Q.

cell wall in bacteria is made up of

1. pectin

2. murein

3. cellulose

4. chitin

Q.

Both grana and stroma

1. Endoplasmic reticulum

2. Mitochondria

3. Chloroplast

4. Golgi apparatus

Q. Plasma membrane covers the cell wall in prokaryotic cells.

1. False
2. True

Q. Which of the following prokaryotic cells lacks a cell wall?

1. Cyanobacteria
2. Actinomycetes
3. Mycoplasma
4. Archaebacteria

Q. Select the correct sequence of prokaryotic cell envelope from the outermost to the innermost layer.

1. Cell membrane $\to$ Cell wall $\to$ Glycocalyx
2. Cell wall$\to$ Cell membrane $\to$ Glycocalyx
3. Glycocalyx $\to$ Cell wall $\to$ Cell membrane
4. Glycocalyx $\to$ Cell membrane $\to$ Cell wall

Q. Cellulose is the major component of cell walls of:

1. Pseudomonas
2. Saccharomyces
3. Pythium
4. Xanthomonas

Q. Identify the inclusion bodies found in purple and green photosynthetic bacteria.

1. Cyanophycean granules
2. Gas vacuoles
3. Ribosomes
4. Both (1) &(2)

Q. The monomers of peptidoglycan are

1. N-acetyl glucose and N-acetyl muramic acid
2. N-acetyl glucosamine and N-acetyl muramic acid
3. N-acetyl glucosamine and N-methyl muramic acid
4. N-acetyl fructosamine and N-acetyl muramic acid

Q. What is the total number of amino acids when the capsid of TMV contains 2130 capsomeres?

1. 162622
2. 948
3. 387921
4. 336540

Q. The cytoskeleton of eukaryotic cell is involved in all functions stated below, $\text{except}$

Q. How plant and animal are the same scientifically

Q. Slime layer in bacteria is a part of

1. cell wall
2. glycocalyx
3. cell membrane
4. both b and c

Q. Which of the following components provides sticky character to the bacterial cell?

1. Cell wall
2. Nuclear membrane
3. Plasma membrane
4. Glycocalyx

Q.

how is 50S and 30 S = 70S possible? 50+30=80